18727488

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1$

素因数の和:133

約数の個数: 168

約数和(自身を含む): 60188856

約数和(自身を除く): 41461368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 41, 48, 52, 61, 64, 72, 78, 82, 96, 104, 117, 122, 123, 144, 156, 164, 183, 192, 208, 234, 244, 246, 288, 312, 328, 366, 369, 416, 468, 488, 492, 533, 549, 576, 624, 656, 732, 738, 793, 832, 936, 976, 984, 1066, 1098, 1248, 1312, 1464, 1476, 1586, 1599, 1872, 1952, 1968, 2132, 2196, 2379, 2496, 2501, 2624, 2928, 2952, 3172, 3198, 3744, 3904, 3936, 4264, 4392, 4758, 4797, 5002, 5856, 5904, 6344, 6396, 7137, 7488, 7503, 7872, 8528, 8784, 9516, 9594, 10004, 11712, 11808, 12688, 12792, 14274, 15006, 17056, 17568, 19032, 19188, 20008, 22509, 23616, 25376, 25584, 28548, 30012, 32513, 34112, 35136, 38064, 38376, 40016, 45018, 50752, 51168, 57096, 60024, 65026, 76128, 76752, 80032, 90036, 97539, 102336, 114192, 120048, 130052, 152256, 153504, 160064, 180072, 195078, 228384, 240096, 260104, 292617, 307008, 360144, 390156, 456768, 480192, 520208, 585234, 720288, 780312, 1040416, 1170468, 1440576, 1560624, 2080832, 2340936, 3121248, 4681872, 6242496, 9363744, 18727488]

約数ペア:

[(1, 18727488), (2, 9363744), (3, 6242496), (4, 4681872), (6, 3121248), (8, 2340936), (9, 2080832), (12, 1560624), (13, 1440576), (16, 1170468), (18, 1040416), (24, 780312), (26, 720288), (32, 585234), (36, 520208), (39, 480192), (41, 456768), (48, 390156), (52, 360144), (61, 307008), (64, 292617), (72, 260104), (78, 240096), (82, 228384), (96, 195078), (104, 180072), (117, 160064), (122, 153504), (123, 152256), (144, 130052), (156, 120048), (164, 114192), (183, 102336), (192, 97539), (208, 90036), (234, 80032), (244, 76752), (246, 76128), (288, 65026), (312, 60024), (328, 57096), (366, 51168), (369, 50752), (416, 45018), (468, 40016), (488, 38376), (492, 38064), (533, 35136), (549, 34112), (576, 32513), (624, 30012), (656, 28548), (732, 25584), (738, 25376), (793, 23616), (832, 22509), (936, 20008), (976, 19188), (984, 19032), (1066, 17568), (1098, 17056), (1248, 15006), (1312, 14274), (1464, 12792), (1476, 12688), (1586, 11808), (1599, 11712), (1872, 10004), (1952, 9594), (1968, 9516), (2132, 8784), (2196, 8528), (2379, 7872), (2496, 7503), (2501, 7488), (2624, 7137), (2928, 6396), (2952, 6344), (3172, 5904), (3198, 5856), (3744, 5002), (3904, 4797), (3936, 4758), (4264, 4392)]